.header{
	    height: 60px;
    width: 100%;
    background: #25313e;
}
.header .head{}
.header .logo_box{
	height: 50px;
    position: absolute;
    left: 10px;
    top: 5px;
}
.header .logo_box img{    height: 100%;}
.header .user_box{
	float: right;
    height: auto;
    line-height: 60px;
    padding-right: 20px;
    margin-right: 20px;
}